DEVICE FOR SWITCHING AND LOCKING FORWARD AND REVERSE ROTATION FUNCTIONS OF IMPACT WRENCH BY USING ONE KEY

• Main Authors: CHEN, Jixiong, WANG, Xianglu
• Format: Patent
• Language: Chinese; English; French
• Published: 11.08.2022
• Subjects: HAND TOOLS; MANIPULATORS; PERFORMING OPERATIONS; PORTABLE POWER-DRIVEN TOOLS; TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING; TRANSPORTING

Disclosed in the present invention is a device for switching and locking forward and reverse rotation states of an impact wrench by using one key, the device comprising a housing, an air cylinder, screws A, an air valve seat sealing ring, an air valve seat, a sealing ring A, a valve bolt, a guide wheel A, a guide wheel B, an E-shaped retaining ring, a solid pin, screws B, a baffle, a sealing ring B, a key, a reset spring and a screw C, wherein the housing is provided with a motor chamber, an air exhaust chamber and an air intake chamber; a sealing ring slot A is provided at an opening portion of the air intake chamber; and a screw hole B, a baffle mounting depressed platform, a sealing ring slot B, a through hole, a spring positioning depressed platform and a key mounting square hole are provided below the motor chamber of the housing. According to the device for switching and locking forward and reverse rotation functions of the impact wrench by using one key, the rotation-type and two-key-type switching mod